| Patents for F24B 9 - Stoves, ranges, or flue-gas ducts, with additional provisions for heating water (2,436) |
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| 03/01/2000 | CN2366717Y Smoke eliminating coal stove |
| 03/01/2000 | CN2366716Y Three circulation and energy saving stove for heating |
| 03/01/2000 | CN2366715Y Double layer plate type water jacketed stove for heating |
| 02/23/2000 | CN2365539Y Multifunction domestic boiler |
| 02/23/2000 | CN2365538Y Enhanced heat exchange shifting heating and cooking two-purpose stove |
| 02/23/2000 | CN2365537Y Thermal energy conversion apparatus |
| 02/16/2000 | CN2364349Y 节能采暖炉 Energy-saving stove |
| 02/09/2000 | CN2363203Y Multi-purose steam water-heating furnace |
| 02/02/2000 | CN2361999Y Coal range with additional provision for heating water |
| 02/02/2000 | CN2361998Y Multi-functional domestic energy-saving water heater |
| 02/02/2000 | CN2361997Y Small efficient bakc-firing coal-fired boiler |
| 01/26/2000 | CN2360751Y High effective energy saving kitchen range |
| 01/26/2000 | CN2360750Y Multifunctional energy saving coal stove |
| 01/26/2000 | CN2360749Y 组合锅炉 Combination boiler |
| 01/26/2000 | CN2360748Y Combined heating appts. |
| 01/19/2000 | CN2359579Y Isolation rotation multipurpose water heating stove |
| 01/12/2000 | CN2358355Y 组合锅炉 Combination boiler |
| 01/12/2000 | CN1240903A Automatically circulating hot-water stove |
| 01/05/2000 | CN2357230Y Multi-purpose heating stove series |
| 01/05/2000 | CN2357229Y Domestic heating stove |
| 12/29/1999 | CN2356239Y Civil multifunctional energy saving heating stove |
| 12/29/1999 | CN2356238Y Coal burning heating stove |
| 12/29/1999 | CN2356237Y 家用采暖炉 Home heating stove |
| 12/15/1999 | CN2354036Y Water-vessel moveable dual purpose boiler for water heating and cooking |
| 12/15/1999 | CN2354035Y Effictent energy-saving water heating-stove |
| 12/15/1999 | CN2354034Y Multifunction combustor |
| 12/15/1999 | CN2354026Y Internal-ring-wing type civil heating stove |
| 12/01/1999 | CN2351672Y Wall tube type warming stove |
| 12/01/1999 | CN2351671Y Efficient energy-saving stove |
| 12/01/1999 | CN2351670Y Domestic warming and cooking two-purpose stove |
| 11/24/1999 | CN2350645Y Superconductor cooking and heating device |
| 11/24/1999 | CN2350644Y Civil boiler integrated with double range |
| 11/24/1999 | CN2350642Y Multipurpose heating stove |
| 11/17/1999 | CN2349462Y Counter-burning type high-efficient multi-function heating stove |
| 11/17/1999 | CN2349461Y High-efficient heating stove |
| 11/17/1999 | CN2349460Y Flue with water heater |
| 11/17/1999 | CN2349459Y Multi-function coal stove |
| 11/17/1999 | CN2349458Y Heat-pipe heating stove |
| 11/17/1999 | CN2349457Y High-efficient quick-heating coal-saving stove |
| 11/10/1999 | CN2348269Y Multi-functional coal range |
| 11/10/1999 | CN2348268Y Smoke-eliminating energy-saving device for domestic coal-fired stove |
| 11/10/1999 | CN2348267Y Domestic water heating stove |
| 11/03/1999 | CN2347073Y High effective household energy saving boiler |
| 11/03/1999 | CN2347072Y Multifunctional household coal burning stove |
| 11/03/1999 | CN2347071Y Water/coal burning heating kitchen range |
| 11/03/1999 | CN2347070Y High effective energy saving heating stove |
| 10/27/1999 | CN2345861Y Stove with heating device |
| 10/13/1999 | CN2343497Y Combined energy-saving range using coal or fire wood |
| 10/13/1999 | CN1231395A Double-air duct stove for domestic cooking and heating |
| 10/06/1999 | CN2342255Y Synchronous generating stove for cooking and producing air |
| 10/06/1999 | CN2342254Y Device for utilizing waste heat of range |
| 10/06/1999 | CN2342253Y Combined multiple water chamber civil central heating stove |
| 10/06/1999 | CN2342252Y Household two purpose stove for cooking and heating |
| 10/06/1999 | CN2342251Y Inner stove for stove |
| 10/06/1999 | CN2342250Y Multipurpose stove for heating, cooking and bathing |
| 10/06/1999 | CN1230661A Domestic cooking and warming stove with two air channels |
| 09/29/1999 | CN2341043Y Multifunctional high performance energy saving boiler |
| 09/22/1999 | CN2339890Y Efficient energy-saving water heating stove |
| 09/22/1999 | CN2339889Y Steaming-stirfrying combination boiler |
| 09/22/1999 | CN2339888Y Multipurpose efficient energy-saving stove |
| 09/22/1999 | CN2339887Y Oil-burning range |
| 09/22/1999 | CN2339886Y Three water-jacket cooking heating stove |
| 09/15/1999 | CN2338639Y Double circulation conjoined body air heatign stove |
| 09/15/1999 | CN2338638Y Domestic multi-purpose and energy-saving boiler |
| 09/08/1999 | CN2337428Y Civil life coal-saving boiler |
| 09/08/1999 | CN2337427Y Two-purpose water heating stove |
| 09/08/1999 | CN2337426Y Two-purpose warming and cooking stove |
| 09/08/1999 | CN2337425Y Caracole-pipe atmospheric stove |
| 09/01/1999 | CN2336228Y Water-jacket back-fire type multipurpose stove |
| 09/01/1999 | CN2336227Y Low-pressure hot-water stove |
| 09/01/1999 | CN2336226Y Atmospheric energy-saving boiler |
| 09/01/1999 | CN2336225Y Cooking and heating boiler |
| 09/01/1999 | CN2336224Y High-efficiency multifunction stove |
| 09/01/1999 | CN2336223Y High-efficiency energy-saving heating stove |
| 08/25/1999 | CN2335048Y Water jacket type coal stove for heating |
| 08/25/1999 | CN2335047Y Multi-function heat-pipe type coal stove |
| 08/25/1999 | CN2335046Y Quick heating energy-saving multi-purpose stove |
| 08/25/1999 | CN2335045Y Two-purpose stove for cooking and water boiling |
| 08/25/1999 | CN2335044Y Multi-function coal stove |
| 08/25/1999 | CN2335043Y Domestic horizontal boiler |
| 08/25/1999 | CN2335042Y Domestic coal stove |
| 08/25/1999 | CN1226656A Counter fire coal furnace |
| 08/18/1999 | CN2333916Y Three-return combined domestic stove |
| 08/18/1999 | CN2333915Y Multi-purpose water heating stove without scaling |
| 08/18/1999 | CN2333914Y Reverberatory energy-saving water heating stove |
| 08/18/1999 | CN2333910Y Multi-functional coal stove |
| 08/11/1999 | CN2332923Y Water tank type farm energy saving kitchen range |
| 08/11/1999 | CN2332922Y Cooking water heating stove |
| 08/11/1999 | CN2332921Y Heating and bathing heat exchanger |
| 08/05/1999 | DE19804093A1 Water heat exchanger for solid-fuel furnaces |
| 08/04/1999 | CN2331873Y Multipurpose coal-fired stove |
| 08/04/1999 | CN2331872Y Pressure hot-water stove |
| 07/28/1999 | CN2330897Y High-effective multifunctional heat supplying stove |
| 07/28/1999 | CN2330896Y Water-cover type cooking and shower bath heating stove |
| 07/28/1999 | CN2330895Y Heating stove |
| 07/28/1999 | CN2330894Y Rotary blade horizontal jet type bathing, heating and cooking hot water stove |
| 07/21/1999 | CN2329872Y Domestic energy-saving air heating stove |
| 07/14/1999 | CN2328915Y Dual purpose stove for life and heating |
| 07/14/1999 | CN2328914Y Household central heating stove |
| 07/14/1999 | CN2328913Y High efficiency energy saving pressure less central heating stove |